September weather forecastCuacnopalan, Mexico

September

Weather in September

September, the first month of the autumn in Cuacnopalan, is also an agreeable month, with an average temperature varying between 13.6°C (56.5°F) and 22.5°C (72.5°F).

Temperature

The onset of September brings with it an average high-temperature of a pleasant 22.5°C (72.5°F), showing a negligible variation from the month before. Cuacnopalan, during the month of September, experiences an average low-temperature of 13.6°C (56.5°F).

Humidity

The most humid month is September, with an average relative humidity of 79%.

Rainfall

In September, the rain falls for 16.5 days. Throughout September, 69mm (2.72") of precipitation is accumulated. Throughout the year, there are 137.8 rainfall days, and 464mm (18.27") of precipitation is accumulated.

Daylight

In September, the average length of the day in Cuacnopalan is 12h and 14min.
On the first day of the month, sunrise is at 6:15 am and sunset at 6:44 pm. On the last day of September, sunrise is at 6:20 am and sunset at 6:18 pm CST.

Sunshine

The average sunshine in September in Cuacnopalan is 8.9h.

UV index

In Cuacnopalan, Mexico, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In September, the UV index of 5 transforms into the following advice:
Prioritize safety - Recommendations to avert sunburn are shared. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

The high-temperature, in September, in Cuacnopalan, records 22.5°C (72.5°F), while the low-temperature is 13.6°C (56.5°F).

With an average relative humidity of 79%, September is the most humid month in Cuacnopalan, Mexico.

In Cuacnopalan, the average relative humidity in September is 79%.

In Cuacnopalan, in September, it is raining for 16.5 days, with typically 69mm (2.72") of accumulated precipitation.

The average day length in September in Cuacnopalan is 12h and 14min.

On the first day of September in Cuacnopalan, sunrise is at 6:15 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 6:18 pm CST.

In September, the average sunshine duration is 8.9h.

The average daily maximum UV index in September in Cuacnopalan, Mexico, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cuacnopalan, Mexico

  • Average high temperature in September: 22.5°C

The warmest month (with the highest average high temperature) is April (25.8°C).
The month with the lowest average high temperature is January (19.1°C).

  • Average low temperature in September: 13.6°C

The month with the highest average low temperature is May (15.1°C).
The coldest month (with the lowest average low temperature) is January (8.8°C).

Average pressure in September
Cuacnopalan, Mexico

  • Average pressure in September: 1015.2mbar

The month with the highest atmospheric pressure is January (1018.9mbar).
The month with the lowest atmospheric pressure is May (1014.1mbar).

Average wind speed in September
Cuacnopalan, Mexico

  • Average wind speed in September: 8.6km/h

The windiest month (with the highest average wind speed) is March (10.8km/h).
The calmest month (with the lowest average wind speed) is September (8.6km/h).

Average humidity in September
Cuacnopalan, Mexico

  • Average humidity in September: 79%

The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is April (60%).

Average rainfall in September
Cuacnopalan, Mexico

  • Average rainfall in September: 69mm

The wettest month (with the highest rainfall) is June (122mm).
The driest month (with the least rainfall) is December (3mm).

Average rainfall days in September
Cuacnopalan, Mexico

  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is December (4.3 days).

Average daylight in September /
Average sunshine in September
Cuacnopalan, Mexico

  • Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in September: 8h and 54min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).

Average sunshine days in September
Cuacnopalan, Mexico

  • Average sunshine days in September: 11.7 days

The month with the most sunshine days is December (24.4 days).
The month with the least sunshine days is June (7.9 days).

Average UV index in September
Cuacnopalan, Mexico

  • Average UV index in September: 5

The month with the highest UV index is April (UV index 6).
The months with the lowest UV index are January, October and December (UV index 4).

Average cloud cover in September
Cuacnopalan, Mexico

  • Average cloud cover in September: 41

The month with the most cloud cover is September (Cloud cover 41).
The month with the least cloud cover is April (Cloud cover 18).

Average visibility in September
Cuacnopalan, Mexico

  • Average visibility in September: 9km

The months with the highest visibility are February, March, April, May and December (10km).
The months with the lowest visibility are January, June, July, August, September, October and November (9km).